Quarterly report pursuant to Section 13 or 15(d)

Summary of Significant Accounting Policies - Revenue Sources (Details)

v3.19.2
Summary of Significant Accounting Policies - Revenue Sources (Details) - Sales Revenue, Net
3 Months Ended 6 Months Ended
Jun. 30, 2019
Jun. 30, 2018
Jun. 30, 2019
Jun. 30, 2018
Fox Networks Group        
Revenue, Major Customer [Line Items]        
Concentration risk, percentage 57.00% 22.00% 59.00% 33.00%
Fetch Media, Ltd.        
Revenue, Major Customer [Line Items]        
Concentration risk, percentage 0.00% 45.00% 0.00% 33.00%
Houston Methodist        
Revenue, Major Customer [Line Items]        
Concentration risk, percentage 8.00% 0.00% 11.00% 0.00%
Cisco        
Revenue, Major Customer [Line Items]        
Concentration risk, percentage 0.00% 12.00% 0.00% 9.00%